Well, there's many ways to answer to this one. First of all Patty and Selma are big Mcgyver fans and they love the show.In a sci-fi convention, where Richard Dean Anderson was promoting Stargate, they asked him about Mcgyver and he badmounthed the show. Because of that, Patty and Selma got offended and kidnaped him.

A two in one question:In the episode where Homer takes on Springfields Sanitation Department, after spending all the budget, Homer is able to get the money to pay the garbageman. How did he got the money?In this episode there's also an invited band playing in Springfield. Who?

dough, the stuff that buys me beer____, the guy who sells me beerme, the guy who drinks the beerfar, the distance to my beerso, I think I'll have a beerla, la la la la la beertea, no thanks I'm drinking beerthat will bring us back to D'oh! (cause he has no beer left in his mug)

Also SuperNintendo Chalmers has a wife, but you never know her name, and he dates Skinners mother.